Originally Posted by
l.garey
LTNman: OK, it could be NP229, which is still a Mark IV. Was this Perspex dome a regular feature? I just Googled "Percival Proctor", Images, and see the dome with a DF aerial inside on a few of the photos (and a model), but most do not have it.
NP229 was one of a batch of Proctor IVs that went to the French Air Force for use by ERN (Ecole des RadioNavigants) 703 at Pau.
